RÖFIX SismaOsmotico – osmotically active waterproofing plaster
RÖFIX SismaOsmotico – osmotically active waterproofing plaster designed for hydrostatic damp and walls below ground level.
Overview
RÖFIX SismaOsmotico – osmotically active waterproofing plaster designed for hydrostatic damp and walls below ground level. Used where moisture pressure is present (e.g., basements, semi-basements), and where a traditional “breathable plaster” alone is not enough due to water pressure.
Key Benefits
Water resistant
Withstands salt crystallisation pressure without failure
Resistant to Humidity
Allows moisture to move through and evaporate safely
Mechanical stress (M15)
Natural Hydraulic Lime for natural breathability
System-ready
Designed as part of a complete breathable wall system
Specifications
| Type | Salt-resistant NHL renovation plaster |
| Application | Interior and exterior walls with rising damp |
| Coat thickness | Typically 15 – 25mm as base coat |
| Suitable for | Walls with salt efflorescence, rising damp |
| Requires | Compatible finish coat and breathable paint |
| Finish | Rough base coat — requires finishing plaster over |
Applications
Water resistant
Resistant to permanent humidity
High resistance to mechanical stress (M15)
Resistant to positive and negative hydrostatic thrust up to 1.5 bar
Official Datasheet
Technical documentation for RÖFIX SanoCalce
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